Finding the Fourth Proportional to 1,408,876.26, 1,944,249.24 and 805,277.22
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Solution
The fourth proportional to 1,408,876.26, 1,944,249.24 and 805,277.22 is: 1,111,282.56
Step by Step Solution
- Step 1: Write the proportion equation
1,408,876.26 : 1,944,249.24 = 805,277.22 : x - Step 2: Convert to fraction form
1,408,876.26/1,944,249.24 = 805,277.22/x - Step 3: Cross multiply
1,408,876.26x = 1,944,249.24 × 805,277.22 - Step 4: Simplify right side
1,408,876.26x = 1,565,659,622,974.31 - Step 5: Solve for x
x = 1,565,659,622,974.31/1,408,876.26 - Step 6: Final answer
x = 1,111,282.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.